package base.day15.Atext;

public class Text3 {
    public static void main(String[] args) {
        Stu s=new Stu();
        Stu s1=new Stu(10);
    }
}
class Stu{
    {
        System.out.println("好好学习");
    }
    public Stu(){
        System.out.println("空参构造方法");
    }
    public Stu(int a){
        System.out.println(a+"带参构造。。。。。");
    }
}